Product Overview

HXGN-12(C.R)/C Type Box-type (Fixed) Metal Enclosed Ring Network Switchgear (abbreviated as ring main unit), a new type of high-voltage switchgear produced for the transformation and construction of urban power grids. It is used in the power supply system for opening and breaking load currents and closing and interrupting short-circuit currents. This ring main unit is equipped with a vacuum circuit breaker and operates using a spring motor.

The structure allows for both manual and electric operation. The switches and isolation knives are matched for electric operation. This ring main unit is highly integrated, compact in size, and free from fire and explosion hazards, featuring reliable "Five Preventive" functions.

Normal operating conditions

Ambient air temperature: -15°C to +40°C.

2. Altitude: 1000m and below.

3. Humidity Conditions:

The daily average does not exceed 95%, and the daily average vapor pressure does not surpass 2.2 KPa.

The monthly average does not exceed 90%, and the monthly average steam pressure does not exceed 1.8 KPa.

4. Earthquake Intensity: Not exceeding 8 degrees.

5. No places with corrosive or flammable gases or other obvious pollutants.

Note: For usage beyond the normal conditions outlined above, customers may negotiate with our company.

Technical Specifications